Home / 39,011.46-58,511.12-12,716.03

Finding the Fourth Proportional to 39,011.46, 58,511.12 and 12,716.03

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Solution

The fourth proportional to 39,011.46, 58,511.12 and 12,716.03 is: 19,072.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,011.46 : 58,511.12 = 12,716.03 : x
  2. Step 2: Convert to fraction form
    39,011.46/58,511.12 = 12,716.03/x
  3. Step 3: Cross multiply
    39,011.46x = 58,511.12 × 12,716.03
  4. Step 4: Simplify right side
    39,011.46x = 744,028,801.12
  5. Step 5: Solve for x
    x = 744,028,801.12/39,011.46
  6. Step 6: Final answer
    x = 19,072.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.